Shanghai citizen Zhang Gennan (R3, front), the 1 millionth visitor to the Africa Joint Pavilion, tastes coffee in the Ethiopia Pavilion in World Expo park in Shanghai, May 19, 2010. Visitors to the Africa Joint Pavilion reached 1 million Wednesday. [Xinhua]

Nadir Merah (L2, front), rotating Curator of the Africa Joint Pavilion and Africa Union commissioner general for the World Expo, poses with Shanghai citizen Zhang Gennan (R2, front), the 1 millionth visitor to the Africa Joint Pavilion in World Expo park in Shanghai, May 19, 2010. Visitors to the Africa Joint Pavilion reached 1 million Wednesday. [Xinhua]